Question

a:b=97rest 21 a-b=5397 afla (4a-b:14):8

Answer 1

a:b=97 rest 21
a=97b+21
a-b=5397
97b+21-b=5397
96b+21=5397
96b=5397-21
96b=5376
b=5376:96
b=56
a=5397+56
a=5453
(4a-b:14):8 =
=(4×5453-56:14):8=
(21812-4):8=
= 21808:8=
=2726